''Linanthus watsonii'' (
syn. ''Leptodactylon watsonii'') is a species of flowering plant in the
phlox family known by the common name Watson's prickly phlox. It is native to the western United States, where it occurs in
Colorado
Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
,
Idaho
Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyomi ...
,
Nevada
Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
,
Utah
Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
, and
Wyoming
Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the s ...
.
[''Leptodactylon watsonii''.]
NatureServe.
This perennial subshrub forms a mat up to 10 centimeters high. The leaves are usually oppositely arranged. Each is divided into a number of needlelike parts and they measure up to 2 centimeters in length. The flowers are white or yellowish with six lobes on a corolla up to 2.8 centimeters long.
[Moore, L. and S. Friedley. (2006, October 31)]
''Leptodactylon watsonii'' (Gray) Rydberg (Watson’s prickly phlox): a technical conservation assessment.
nline USDA Forest Service, Rocky Mountain Region.
This plant grows in mountains, foothills, and canyons. It grows in rock cracks and cliffsides in a number of habitat types. The soils are
calcareous
Calcareous () is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime or being chalky. The term is used in a wide variety of scientific disciplines.
In zoology
''Calcareous'' is used as an ad ...
.
[
The plant is vulnerable to threats because it has a small and limited population size, but it grows in mostly inaccessible locations on the walls of cliffs and canyons, so it is often protected from most threats.][
]
References
External links
watsonii
Flora of North America
{{Polemoniaceae-stub